IL4 and glaucoma: Similarly, the analysis of a cytokine expression panel in the aqueous humor of PEXG, PES, and control subjects, via a multiplex immunoassay platform, confirmed the proinflammatory environment in this subtype of glaucoma, detecting higher levels of the chemokines (CXCLs) CXCL13, CCL24, CCL13, CCL22, CCL15, and CXCL16, the proinflammatory cytokine IL-16, and IL-4 [47].